T TimingNotes 01639 Member Joined01/01/26 Messages23 Thread starter 12/02/18 #1 Two straps share the same nominal width but differ in thickness and spring-bar clearance. Which dimensions need checking?Discussion record: RWI-00273.
R ReferenceLog 01640 Member Joined01/01/26 Messages24 12/02/18 #2 Measure the lug opening and document bar diameter, shoulder position and strap thickness. Avoid forcing an assembly that does not fit and let a watchmaker check uncertain clearances.